Dr. J's Maths.com
Where the techniques of Maths
are explained in simple terms.

Factorising two term cubic expressions.
Test Yourself 1.


 

Both terms monic. 1. a3 - b3 2. c3 + d3
  3. 5f3 + 5g3 4. (x - h)3 - x3
  5. (x - 1)3 + (y + 1)3 6. x6 - 1
First term monic 7. m3 + 8n3 8. x3 - 216y3
  9. 2p3 - 54q3 10. r3 + 125s3
  11. 12.
Second term monic 13. 27m3 - b3 14. 24m3 + 3n3
  15. 53x - 1 16. 40p3 + 5q3
  17. 8 + (m + 1)3 18.
Neither term monic. 19. 8d3 - 27y3 20. 27 + (x - 3)3
  21. 8(x - y)3 + 27(x + y)3 22.
  23. 8a6b3 + 64c3d6 24.